How to Find and View My Blocked List On Facebook - Facebook Blocked User Lists: Want to find those you blocked on Facebook so you can unblock them? Once in a long while, it's okay to visit those people on your blocked list to make certain that you didn't actually blocked them in error. Quick read: Source Article

Facebook is a social network that runs via the power of friendship - blocking so many people won't help you and not blocking annoying Facebook friends won't be an option either.